Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tinh doi » trinh doc, trinh do, tinh hoc
mai hoi » mai khoi, dai hoi, lai hoi
hieu va » lieu va, hieu qua
va tinh » may tinh
doi cua » dai cua, hoi cua
te cac » tu cac, ve cac, te cao
ma hoi » xa hoi, ma hoa, me hoi
va cam » va cham, va cac, va cao
cam tu » cam thu, nam tu, dam tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te cac ky nang ((ma hoi) or (mai hoi)). hieu va cam tu va tinh doi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cac ky nang ((ma hoi) OR (mai hoi)). hieu va cam tu va tinh doi cua triet.
• Adding a wildcard symbol may retrieve word variants: te cac ky nang ((ma hoi) or (mai hoi)). hieu va cam tu va tinh doi cua triet*.